JP6960890B2 - Lifting jig and hoisting machine using this - Google Patents

Description

The present invention relates to a hoisting jig and a hoisting method using the hoisting jig.

As a method of mounting a rail made of H-shaped steel or I-shaped steel with a hoisting machine such as a chain block weighing about 100 kg or more, a beam clamp is fixed to the flange of the rail and used as a fulcrum. A method of connecting a hook or the like of a hoisting machine via a wire is known (see Patent Document 1). However, this method is not applicable to those with a traversing device that not only lowers the upper limit of the hoisting height of the load but also allows the hoist to move along the rail.

JP 2016-113220

By the way, when a hoisting machine with a traversing device is mounted, if a sufficient space is provided between the end of the rail and the building, the rollers of the hoisting device of the hoisting device lifted from the end of the rail by a crane or the like. By inserting the portions, these can be easily attached to the rail. On the other hand, if there is not enough space between the end of the rail and the building and there is not enough space between the rail and the ceiling of the building, a hoist with a traversing device is mounted on the rail. For example, remove the ceiling to create a sufficient space, disassemble and divide the traversing device once, lift the hoisting machine with the traversing device with a crane car, put the traversing device on the rail, and then reassemble it. I needed it.

The present invention has been made in view of the above problems, and makes it possible to easily mount a hoist with a traversing device on a rail even when there is not enough space between the end of the rail or above the rail and the building. It is an object of the present invention to provide a mounting jig and a method for mounting a hoist using the above.

(1) The mounting jig according to the embodiment for achieving the above object is a mounting jig for mounting a hoisting machine with a traversing device on a rail and attaching the rail to the lower flange of the rail. The extension portion has a pair of base portions that are attached so as to sandwich the rail, and an extension portion that extends from each base portion and extends to both outer sides in the width direction of the rail. A hooking portion for hooking the manual pulling means is provided above the lower flange and at an outer position in the width direction of the rail.

(2) In the mounting jig according to another embodiment, preferably, the base portion is a plentrolly, and the extending portion is fixed to a main body plate connected by a suspension shaft in a facing state.

(3) The mounting jig according to the embodiment is a mounting jig for mounting a hoisting machine with a traversing device on a rail and mounting the rail on the upper flange of the rail. And an arm portion extending from the fixed portion to both outer sides in the width direction of the rail, and the arm portion is manually operated above the lower flange and at an outer position in the width direction of the rail. A hooking portion is provided for hooking the pulling means of the rail.

(4) The method for mounting the hoisting machine using the hoisting jig according to the embodiment is a method for hoisting the hoisting machine using any of the above-mentioned mounting jigs, and the mounting jig is used as the length of the rail. An upper jig installation step of mounting a plurality of jigs at predetermined intervals in a direction, a pulling means hooking step of hooking a manual pulling means to each hooking portion of the hanging jig, and a pulling means to be mounted on a pedestal. A hoisting means connecting step of hooking and temporarily fixing the hoisting machine by disassembling or dividing the traversing device on the pedestal, and a mounting temporary fixing step of temporarily fixing the hoisting device, and the lowering of the traversing device by the pulling means. The pedestal pulling process of pulling up the pedestal to the mounting height to the flange, the hoisting machine hoisting process of mounting the hoisting machine on the rail by reassembling the divided traversing device, and the hoisting It has an upper jig removing step of releasing the temporary fixing of the machine to the pedestal, removing the hooking of the pulling means to the pedestal, and removing the upper jig from the rail.

(5) In the method of mounting the hoisting machine according to another embodiment, preferably, the hoisting machine temporarily fixed on the pedestal is hung on a beam clamp or a plentrolly temporarily attached to the lower flange of the rail. The hoisting machine hoisting step of hoisting to a predetermined height by using the stopped hoisting means is included, and the hoisting means connecting step is carried out with the hoisting machine lifted.

According to the present invention, the hoisting machine can be easily mounted on the rail even when there is not enough space between the end of the rail or the upper part of the rail and the building.

FIG. 1 shows a perspective view of a hoisting mechanism including a hoisting jig according to the first embodiment. FIG. 2 shows a side view (2A) and a front view (2B) of the mounting jig according to the first embodiment, respectively. FIG. 3 shows a schematic flow chart of a hoisting method using the hoisting jig according to the first embodiment. 4 (4A) and 4 (4B) show diagrams for explaining the method of mounting the hoisting machine of FIG. 5 (5A) and 5 (5B) show views for explaining the method of mounting the hoisting machine of FIG. 3, following FIG. 4. 6 (6A) and 6 (6B) show views for explaining the method of mounting the hoisting machine of FIG. 3, following FIG. 7 (7A) and 7 (7B) show views for explaining the method of mounting the hoisting machine of FIG. 3, following FIG. 8 (8A) and 8 (8B) show views for explaining the method of mounting the hoisting machine of FIG. 3, following FIG. 7. FIG. 9 shows a side view (9A) and a top view (9B) of the mounting jig according to the second embodiment.

Next, each embodiment of the present invention will be described with reference to the drawings. It should be noted that each of the embodiments described below does not limit the invention according to the claims, and all of the elements and combinations thereof described in each embodiment are the means for solving the present invention. Is not always required.

(First Embodiment)
FIG. 1 shows a perspective view of a hoisting mechanism including a hoisting jig according to the first embodiment. FIG. 2 shows a side view (2A) and a front view (2B) of the mounting jig according to the first embodiment, respectively. The mounting jig of the present embodiment is applied when there is no space between the rail and the ceiling of the building.

The hoisting mechanism 1 of the hoisting machine using the hoisting jig 20 according to the first embodiment (hereinafter, may be simply referred to as “raising mechanism”) is a hoisting machine 9 with a traversing device using the hoisting jig 20. This is a mechanism for mounting (see FIG. 5) on the rail 10. The mounting mechanism 1 includes a plurality of mounting jigs 20 (two in FIG. 1) arranged at predetermined intervals in the longitudinal direction of the rail 10 (X-axis direction in FIG. 1) and a manual hooking jig 20. It is provided with the pulling means 5 of the formula. Further, the mounting mechanism 1 includes a pedestal 7 on which a hoisting machine 9 with a traversing device can be mounted. Further, the mounting mechanism 1 preferably includes a beam clamp 4 capable of hooking a manual chain block 6 that lifts a hoisting machine 9 with a traversing device that is placed on a pedestal 7 and temporarily fixed to a predetermined height. In the first embodiment, the rail 10 is made of I-shaped steel and has an upper flange 11 and a lower flange 12 protruding in the width direction of the rail 10. In the present invention, the rail 10 is not limited to the I-shaped steel, and may be formed of, for example, an H-shaped steel.

Next, the constituent members of the overhead mechanism 1 will be described in more detail.

(A) Overhanging jig 20
The upper jig 20 has a pair of base portions 25, 25 attached to the lower flange 12 of the rail 10 so as to sandwich the rail 10, and extends from each base portion 25 above the base portion 25 and in the width direction of the rail 10 ( It has extending portions 21 and 21 extending to both outer sides in the Y-axis direction in FIG. 1, respectively. Each extension portion 21 is provided with one or more hooking portions 28 for hooking the manual pulling means 5 above the lower flange 12 and at an outer position in the width direction of the rail 10. As shown in FIG. 2 (2A), a plurality of hooking portions 28 are preferably provided in the width direction of the rail 10. This is so that the hooking position of the pulling means 5 can be changed. The extending portion 21 is composed of a pair of metal plates bent in a substantially inverted L shape when viewed from the length direction of the rail 10, and the ends extending outward in the width direction of the rail 10 are connected to each other by the hooking portion 28. The other ends on the opposite sides are connected to each other and fixed to the base portion 25. More specifically, the other ends are fixed to the main body plate 26 connected by the suspension shaft 27 in a facing state. In the first embodiment, the hooking portion 28 is preferably a bolt / nut connecting the pair of metal plates, and the upper hook of the pulling means 5 is hooked on the bolt shaft. However, the hooking portion 28 is not limited to this, and various forms can be adopted as long as the pulling means 5 can be hooked.

The base portion 25 is preferably a plentrolly slidable along the rail 10. With this configuration, the overhead jig 1 can be easily moved to a suitable position when the pedestal 7 and the pulling means 5 are fixed or the hoisting machine 9 with a traversing device is lifted. The base portion 25 is not limited to this, and various members are adopted as long as the extension portion 21 and the rail 10 can be connected, such as a beam clamp fixed to the rail by gripping the rail 10. It is possible. When a beam clamp is used as the base portion 25, the plate constituting the beam clamp main body may be extended above the lower rail 12 and outward in the width direction of the rail 10, and the expanded portion may be used as the extending portion 21. .. Further, in the first embodiment, in the mounting mechanism 1, two mounting jigs 20 and 20 are provided at predetermined intervals in the longitudinal direction of the rail 10 (X-axis direction in FIG. 1). It is sufficient that at least two or more upper jigs 20 are provided in the upper mechanism 1. The number of the mounting jigs 20 may be determined in consideration of the size and weight of the hoisting machine to be mounted, but it is more preferable that two are provided from the viewpoint of work cost and work efficiency.

Further, preferably, an electric chain block 8 (see FIG. 4 (4B)) for lifting the hoisting machine 9 with a traversing device (see FIG. 4) to a predetermined height can be hooked on the lower portion of the base portion 25. The point that the hanging metal fitting 3 is provided is the same as that of a normal Plentrolly.

(B) Pulling means 5
The pulling means 5 is preferably a manual chain block, and is used by hooking the upper hook 51 of the manual chain block 5 to a hook portion 28 provided on the extension portion 21. The pulling means 5 is not limited to the manual chain block, and may be, for example, a manual hoisting machine such as a manual lever block (registered trademark).

(C) Pedestal 7
The pedestal 7 is a member on which the hoisting machine 9 with a traversing device can be placed and temporarily fixed, and the two pulling means 5 and 5 are provided along the longitudinal direction of the rail 10 (X-axis direction in FIG. 1). It is a pair of rod-shaped members connecting the above. Specifically, the pedestal 7 has a frame 71 that supports the hoisting machine 9 with a traversing device, and a connecting member 72 that connects the frame 71 and the pulling means 5. The frame 71 is preferably an aluminum frame. It is preferable to provide the protective cloth 75 in the area of the frame 71 in contact with the hoisting machine 9 with a traversing device. As a result, damage to the hoisting machine 9 with a traversing device due to contact with the frame 71 can be suppressed. The connecting member 72 is provided near both ends of the frame 71, and a ring-shaped hooking member 76 on which the lower hook 52 (see FIG. 2) of the pulling means 5 can be hooked is provided above the connecting member 72. The pedestal 7 is connected to the pulling means 5 by hooking the lower hook 52 of the pulling means 5 to the hooking member 76 of the connecting member 72. The pedestal 7 is not limited to the above as long as it can be temporarily fixed by mounting the hoisting machine 9 with a traversing device and can be pulled up by the pulling means 5, and may be in the shape of a girder or a flat plate. ..

(D) Beam clamp 4
The beam clamp 4 is for temporarily attaching the manual chain block 6 (an example of the lifting means) to the rail 10, and the hoisting machine 9 with a traversing device 9 (see FIG. 4) is lifted to a predetermined height by the electric chain block 8. ) Is used to suspend (take over) the manual chain block 6 attached to the beam clamp 4. The beam clamp 4 is arranged between the two mounting jigs 20 and 20 in the longitudinal direction of the rail 10. In addition to the manual chain block 6, another manual hoist such as a lever hoist may be used.

Next, a method of hoisting the hoisting machine using the hoisting jig according to this embodiment will be described.

FIG. 3 shows a schematic flow chart of a hoisting method using the hoisting jig according to the first embodiment. 4 to 8 show a diagram for explaining a method of mounting the hoisting machine of FIG. In each of the views of FIGS. 4 to 8, the center view shows a side view, the left side view shows a cross-sectional view taken along line AA in the side view, and the right side shows a cross-sectional view taken along line BB in the side view. Is shown. In the present application, the "cross section" means a cross section in a direction of vertically cutting from the upper flange 11 to the lower flange 12 of the rail 10 so that the cross section of the rail 10 is I-shaped.

The method of hoisting the hoisting machine using the hoisting jig according to the first embodiment (hereinafter, may be simply referred to as “raising method”) includes the hoisting jig installation step (S100) and the pulling means hooking. Step (S110), Electric chain block mounting step (S120), Lifting means mounting step (S130), First lifting step (S140; Example of hoisting machine lifting step), Lifting step (S150), Second Lifting process (S160; an example of hoisting machine lifting process), lifting means connecting process (S170), mounting temporary fixing process (S180), lifting means removing process (S190), pedestal lifting process (S200) ), The hoisting machine mounting process (S210), and the mounting jig removing step (S220). Hereinafter, each step will be described with reference to FIGS. 4 to 8.

(1) Upper jig installation process (S100)
This step is a step of attaching a plurality of mounting jigs 20 in the longitudinal direction of the rail 10 (in the X-axis direction of FIG. 1) at predetermined intervals (see FIG. 4 (4A)). In the first embodiment, the process attaches two overhead jigs 20. The upper jig 20 is attached by engaging the base portion 25 with the upper surface of the lower flange 12 of the rail 10. When the upper jig 20 is attached to the lower flange 12 when there is not enough space between the end of the rail 10 and the building and the upper jig 20 cannot be inserted from the end of the rail, the upper jig 20 is once disassembled. Is reassembled by sandwiching the lower flange 12 of the rail 10.

(2) Pulling means hooking step (S110)
This step is a step of hooking the manual pulling means 5 to the hooking portions 28 on each of the left and right sides of the mounting jig 20 (see FIG. 4 (4A)). Specifically, in the process, the upper hook 51 of the pulling means 5 is hooked on the hooking portion 28. In addition, this step may be performed before the mounting jig installation step (S100).

(3) Electric chain block mounting process (S120)
This step is a step of attaching the electric chain block 8 to the hanging metal fitting 3 of one of the overhead jigs 20 (see FIG. 4 (4B)). In addition to the electric chain block, a manual chain block or a compressed air type chain block can be used, but when the pulling height is high, it is preferable to use power to reduce labor.

(4) Lifting means mounting step (S130)
In this step, a beam clamp 4 is attached between two mounting jigs 20 in the longitudinal direction of the rail 10 (X-axis direction in FIG. 1), and a lifting means such as a manual chain block 6 is attached to the beam clamp 4. This is a process (see FIG. 4 (4B)). Specifically, in the process, the beam clamp 4 is attached to the lower flange 12 of the rail 10 by being engaged with a bolt or the like.

(5) First lifting step (S140)
This step is a step of hoisting the hoisting machine 9 with a traversing device by the electric chain block 8 (see FIG. 5 (5A)). Specifically, in the process, the sling 91 slinged on the suspension shaft of the hoisting machine 9 with the traversing device is hooked on the hook 81 of the electric chain block 8 and the hoisting machine 9 with the traversing device is lifted by the electric chain block 8. ..

(6) Suspension process (S150)
In this step, the hoisting machine 9 with a traversing device is transferred to the manual chain block 6 which is a hoisting means, so that the hoisting machine 9 with a traversing device is pulled closer to the rail and then the electric chain block 8 is suspended. This is a step of removing from the metal fitting 3 (see FIG. 5 (5B)). Specifically, in the process, one overhead jig 20 that suspends the hoisting machine 9 with a traversing device is traversed toward the beam clamp 4, and the hook 61 of the manual chain block 6 is hung on the sling 91 to traverse. The hoisting machine 9 with a device is suspended (taken over) from the electric chain block 8 to the manual chain block 6. After that, the electric chain block 8 is removed from the hanging metal fitting 3. In the process, the lifting amount by the electric chain block 8 is not particularly limited as long as it can lift at least the hoisting machine 9 with a traversing device to a height at which it can be lifted to the manual chain block 6.

(7) Second lifting step (S160)
This step is a step of lifting the hoisting machine 9 with a traversing device by the manual chain block 6 (see FIG. 5 (5B)). Specifically, in the process, the hoisting machine 9 with a traversing device suspended by the manual chain block 6 in the suspension step (S150) is further lifted by the manual chain block 6. Further, the lifting amount by the manual chain block 6 is not particularly limited as long as it can lift the hoisting machine 9 with a traversing device to a height that can be supported by at least the pedestal 7.

(8) Pulling means connecting step (S170)
This step is a step of hooking the pulling means 5 to the pedestal 7 (see FIG. 6 (6A)). Specifically, in the process, the hooking members 76 of the connecting members 72 provided at both ends of the two frames 71 and 71 are hooked to the lower hooks 52 of the pulling means 5, respectively.

(9) Temporary mounting step (S180)
This step is a step of placing the hoisting machine 9 with the traversing device, which is a disassembled / divided traversing device, on the pedestal 7 and temporarily fixing the traversing device (see FIG. 6 (6B)). Specifically, in the process, the hoisting machine 9 with the traversing device is supported by the pedestal 7 suspended by hooking the pulling means 5, and the two frames 71, 71 and the hoisting machine with the traversing device are supported. 9 is lashed with a lashing member 77 (for example, belt lashing or the like). After that, the hoisting machine 9 with a traversing device is removed from the manual chain block 6.

(10) Lifting means removal step (S190)
This step is a step of removing the manual chain block 6 and the beam clamp 4 which are the lifting means from the rail 10 (see FIG. 7 (7A)).

(11) Pedestal pulling process (S200)
This step is a step of pulling up the pedestal 7 to the mounting height of the traversing device to the lower flange 12 by the pulling means 5 (see FIG. 7). Using the four pulling means attached to the mounting jig 20, the pedestal is pulled up while keeping the horizontal state as much as possible.

(12) Hoisting machine mounting process (S210)
This step is a step of attaching the hoisting machine 9 with the traversing device to the rail 10 by reassembling the disassembled / divided traversing device and mounting it on the rail 10 (see FIG. 7 (7B)). In this step, the hoisting machine 9 with a traversing device is attached to the rail 10, and then the hoisting means 5 is wound down. Thereby, it can be confirmed that the hoisting machine 9 with the traversing device is attached to the rail 10.

(13) Upper jig removal step (S220)
This step is a step of releasing the temporary fixing of the hoisting machine 9 with a traversing device to the pedestal 7, removing the hooking of the pulling means 5 to the pedestal 7, and removing the overhead jig 20 from the rail 10 ( (See FIG. 8). Specifically, in the process, the fixing of the frame 71 and the hoisting machine 9 with a traversing device 9 is released by removing the lashing member 77. After that, the hooking member 76 of the connecting member 72 is removed from the lower hook 52 of the manual chain block 5 to release the connection between the pedestal 7 and the pulling means 5. Then, the pulling means 5 and the mounting jig 20 are removed from the rail 10. As a result, the hoisting machine 9 with the traversing device is mounted on the rail 10.

A power supply cable 80 is laid on the hoisting machine 9 with a traversing device mounted on the rail 10 in this way, and it is possible to perform hoisting work and hoisting work after a trial run and various performance inspections.

(Second Embodiment)
Next, a second embodiment of the present invention will be described. The same reference numerals are given to the parts common to the first embodiment, and duplicate description will be omitted.

FIG. 9 shows a side view (9A) and a top view (9B) of the mounting jig according to the second embodiment.

The erection mechanism according to the second embodiment is different from the erection mechanism 1 according to the first embodiment in that the erection jig 20a shown in FIG. 9 is used instead of the erection jig 20. Therefore, the method of mounting the hoisting machine using the mounting jig 20a is almost the same, and the description thereof will be omitted. The mounting jig 20a of the present embodiment can be applied when there is a space of about 5 cm or more between the rail 10 and the ceiling of the building.

The upper jig 20a has a fixing portion 25a for mounting and fixing on the upper flange 11 of the rail 10, and arm portions 21a and 21a extending from the fixing portion 25a to both outer sides in the width direction of the rail 10. .. Further, each arm portion 21a is provided with a hooking portion 28a for hooking the manual pulling means 5 above the lower flange 12 and at an outer position in the width direction of the rail 10. The arm portion 21a is configured by extending a pair of long metal plates from the fixing portion 25a to both outer sides in the width direction of the rail 10. The ends of the pair of metal plates are connected to each other by the hook 28, and the other ends on the opposite sides are engaged with the fixing portion 25a (see FIG. 9 (9B)). The metal plate constituting the arm portion 21a is preferably one member through which the fixing portion 25a is inserted. The fixing portion 25a is a metal member having a substantially inverted U shape in the cross section in the X-axis direction, and is engaged with the upper flange 11 of the rail 10. Specifically, the fixing portion 25a is arranged on the upper flange 11, and the bolt / nut 29 is used to tighten the bolt 29 in a state where the upper flange 11 is sandwiched between the fixing piece 30 and the holding piece 30 passed through the bolt shaft. As a result, the flange jig 20a is fixed to the rail 10. The upper end of the upper jig 20a is arranged at a position higher than the upper end of the rail 10 by a height H (see FIG. 9 (9A)). Therefore, when the rail 10 is not embedded in the ceiling and has a slight gap of at least a height H or more, the overhead jig 20a can be attached to the rail 10. Further, two upper jigs 20a are provided at predetermined intervals in the longitudinal direction of the rail 10.

(Other embodiments)
As described above, the preferred embodiments of the present invention have been described, but the present invention is not limited to these, and can be implemented in various modifications.

In the method of mounting the hoisting machine using the top jig of the present invention, the manual chain block 6 is attached to a beam clamp or the like arranged between the two top jigs mounted on the rail without using the electric chain block 8. The chain block may be used to lift the pulling means 5 to a position where it can be mounted on the suspended pedestal 7. In this case, among the mounting methods shown in FIG. 3, the electric chain block mounting step (S120), the first lifting step (S140), and the hanging step (S150) are unnecessary.

Further, in the method of hoisting a hoisting machine using the hoisting jig of the present invention, the hoisting machine 9 with a traversing device temporarily fixed to the pedestal 7 on the ground is directly pulled without using the electric chain block 8 and the manual chain block 6. The upper means 5 may be used to raise the mounting height to the lower flange 12. In this case, among the mounting methods shown in FIG. 3, the electric chain block mounting step (S120), the lifting means mounting step (S130), the first lifting step (S140), the lifting step (S150), and the second lifting step. The step (S160) and the lifting means removal step (S190) are unnecessary. Further, in this case, the mounting temporary fixing step (S180) may be performed at any time before or immediately after the pulling means connecting step (S170).

Further, the electric chain block 8 is hooked to the hanging metal fitting 3 of the plentrolly which is the base portion 25, but the present invention is not limited to this, and the electric chain block 8 may be hooked to, for example, a beam clamp. In this case, the beam clamp may be provided as the base portion 25 instead of the plent trolley, or the two mounting jigs 20 may be provided separately from the base portion 25 in the longitudinal direction of the rail 10 (X-axis direction in FIG. 1). , 20 may be arranged.

Further, the beam clamp 4 is not limited to this, and may be, for example, a plentrolly attached to the lower flange 12 of the rail 10.

Further, the extending portion 21 is not limited to the shape of each of the above-described embodiments, as long as it extends from the base portion 25 and extends above the base portion 25 and outward in the width direction of the rail 10. , Various shapes can be adopted. For example, the extending portion 21 may be an L-shape when viewed from the end in the length direction of the rail 10, a long shape extending in the width direction of the rail 10, or a right triangle having an oblique side downward. Further, the arm portion 21a is not limited to the shape of the above-described embodiment, and various shapes can be adopted as long as it extends from the fixed portion 25a to both outer sides in the width direction of the rail 10. It is preferable that the extending portion 21 or the arm portion 21a is located as high as possible above the lower flange 12 of the rail 10 so that the pulling means 5 can be hooked to a position as high as possible.

Further, the plurality of components of each of the above-described embodiments can be freely combined except when they cannot be combined with each other.

The hoisting mechanism according to the present invention is particularly useful as a hoisting jig for hoisting a hoisting machine on a rail when there is not enough space between the end of the rail or above the rail and the building.

1 ... hoisting mechanism, 4 ... beam clamp, 5 ... pulling means, 6 ... manual chain block (lifting means), 7 ... pedestal, 8 ... electricity Chain block, 9 ... hoisting machine with traversing device, 10 ... rail, 11 ... upper flange, 12 ... lower flange, 20, 20a ... upper jig, 21 ... extension Part, 21a ... Arm part, 25 ... Base part (flange), 25a ... Fixed part, 26 ... Main body plate, 27 ... Suspension shaft, 28, 28a ... Hooking part

Claims (5)

A hoisting jig for mounting a hoist with a traversing device on a rail.
A pair of bases attached to the lower flange of the rail so as to sandwich the rail,
It has an extension portion that extends from each base portion and extends to both outer sides in the width direction of the rail.
The extension portion is provided with a hooking portion for hooking the manual pulling means above the lower flange and at an outer position in the width direction of the rail. jig. The mounting jig according to claim 1, wherein the base portion is a plentrolly, and the extending portion is fixed to a main body plate connected by a suspension shaft in a facing state. A hoisting jig for mounting a hoist with a traversing device on a rail.
A fixing portion for mounting and fixing on the upper flange of the rail,
It has arm portions extending from the fixed portion to both outer sides in the width direction of the rail.
The arm portion is provided with a hooking portion for hooking the manual pulling means above the lower flange and at an outer position in the width direction of the rail. .. A method for mounting a hoisting machine using the mounting jig according to claim 1 or 3.
The process of installing a plurality of mounting jigs in the longitudinal direction of the rail at predetermined intervals, and the mounting jig installation process.
A pulling means hooking process for hooking a manual pulling means to each hooking portion of the overhead jig, and a pulling means hooking process.
The pulling means connecting step of hooking the pulling means on the pedestal,
A mounting temporary fixing process in which the hoisting machine disassembled from the traversing device is placed on the pedestal and temporarily fixed.
A pedestal pulling step of pulling the pedestal up to a mounting height of the traversing device to the lower flange by the pulling means,
The hoisting machine mounting process in which the hoisting machine is attached to the rail and mounted by reassembling the divided traversing device, and
A step of removing the upper jig, which releases the temporary fixing of the hoisting machine to the pedestal, removes the hook of the pulling means to the pedestal, and removes the upper jig from the rail.
A method of hoisting a hoisting machine using a hoisting jig. A hoisting machine hoisting process in which the hoisting machine temporarily fixed on the pedestal is lifted to a predetermined height by using a beam clamp temporarily attached to the lower flange of the rail or a hoisting means hooked on a plentrolly. Including
The method for hoisting a hoisting machine using the hoisting jig according to claim 4, wherein the hoisting means connecting step is carried out in a state where the hoisting machine is lifted.

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